--- a/RELEASE_NOTES	Sat Sep 06 06:57:27 2014 +0200
+++ b/RELEASE_NOTES	Sat Sep 06 07:08:49 2014 +0200
@@ -39,7 +39,12 @@
    - updated RadioEnvironmentMapHelper. Now RadioEnvironmentMap can be generated 
      for Data or Control channel and for specified RbId, what is helpful when 
      using FR algorithms
-
+- SimpleNetDevice and SimpleChannel are not so simple anymore. 
+  SimpleNetDevice can be now a Broadcast or PointToPoint NetDevice, 
+  it can have a limited bandwidth and it uses an output queue.
+- SimpleNetDevice and SimpleChannel can be installed in a node through 
+  an helper: SimpleNetDeviceHelper.
+  
 Bugs fixed
 ----------